Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Hethe transitions into September recording an average high-temperature of a comfortable 17.7°C (63.9°F), closely aligning with the preceding month's temperature. During September nights, Hethe records an average temperature of 9.9°C (49.8°F).Humidity
The average relative humidity in September is 82%.Rainfall
September is the month with the least rainfall in Hethe. Rain falls for 10.3 days and accumulates 25mm (0.98") of precipitation.Snowfall
In Hethe, United Kingdom, snow does not fall in April through October.Daylight
In Hethe, United Kingdom, the average length of the day in September is 12h and 39min.On the first day of the month, sunrise is at 6:17 am and sunset at 7:51 pm. On the last day of September, sunrise is at 7:04 am and sunset at 6:44 pm BST.
Sunshine
The average sunshine in September in Hethe is 6.8h.UV index
The months with the highest UV index in Hethe are May through September, with an average maximum UV index of 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The average daily UV index of 4 in September transforms into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Hethe?
What is the average humidity in September in Hethe?
What is the driest month in Hethe?
How many days does it rain in September in Hethe?
When it does not snow in Hethe?
What is the average length of the day in September in Hethe?
When are sunrise and sunset in September in Hethe?
How many hours of sunshine does Hethe have in September?
What are the months with the highest UV index in Hethe?
What is the UV index intensity in September in Hethe?
Average temperature in September
Hethe, United Kingdom
- Average high temperature in September: 17.7°C
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (6.2°C).
- Average low temperature in September: 9.9°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in September
Hethe, United Kingdom
- Average pressure in September: 1016.6mbar
The months with the highest atmospheric pressure are May and September (1016.6mbar).
The month with the lowest atmospheric pressure is November (1010.1mbar).
Average wind speed in September
Hethe, United Kingdom
- Average wind speed in September: 13.2km/h
The windiest months (with the highest average wind speed) are February and December (18.4km/h).
The calmest month (with the lowest average wind speed) is July (12.8km/h).
Average humidity in September
Hethe, United Kingdom
- Average humidity in September: 82%
The month with the highest relative humidity is December (91%).
The months with the lowest relative humidity are July and August (80%).
Average rainfall in September
Hethe, United Kingdom
- Average rainfall in September: 25mm
The wettest month (with the highest rainfall) is June (49mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in September
Hethe, United Kingdom
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is September (10.3 days).
Average snowfall in September
Hethe, United Kingdom
- Average snowfall in September: 0mm
The month with the highest snowfall is February (28mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Hethe, United Kingdom
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Hethe, United Kingdom
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in September: 6h and 5min
The month with the most sunshine is July (Average sunshine: 7h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in September
Hethe, United Kingdom
- Average sunshine days in September: 17.4 days
The month with the most sunshine days is September (17.4 days).
The months with the least sunshine days are June and July (11.6 days).
Average UV index in September
Hethe, United Kingdom
- Average UV index in September: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Hethe, United Kingdom
- Average cloud cover in September: 52
The month with the most cloud cover is November (Cloud cover 64).
The month with the least cloud cover is September (Cloud cover 52).
Average visibility in September
Hethe, United Kingdom
- Average visibility in September: 8km
The months with the highest visibility are January, February, March, May, July, August, October and December (9km).
The months with the lowest visibility are April, June, September and November (8km).
